[Mesa-dev] [PATCH v2] libgl-xlib: Link with libunwind.

[Rob Clark]

On Tue, Apr 4, 2017 at 6:04 PM, Vinson Lee <vlee at freedesktop.org> wrote:
> Fix linking error.
>
>   CXXLD    libGL.la
> ../../../../src/gallium/auxiliary/.libs/libgallium.a(u_debug_stack.o): In function `debug_backtrace_capture':
> src/gallium/auxiliary/util/u_debug_stack.c:59: undefined reference to `_Ux86_64_getcontext'
> src/gallium/auxiliary/util/u_debug_stack.c:60: undefined reference to `_ULx86_64_init_local'
> src/gallium/auxiliary/util/u_debug_stack.c:62: undefined reference to `_ULx86_64_step'
> src/gallium/auxiliary/util/u_debug_stack.c:71: undefined reference to `_ULx86_64_get_proc_info'
> src/gallium/auxiliary/util/u_debug_stack.c:73: undefined reference to `_ULx86_64_get_proc_name'
> src/gallium/auxiliary/util/u_debug_stack.c:65: undefined reference to `_ULx86_64_step'
>
> Fixes: 70c272004f72 ("gallium/util: libunwind support")
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=100562
> Signed-off-by: Vinson Lee <vlee at freedesktop.org>

thanks,

Reviewed-by: Rob Clark <robdclark at gmail.com>

> ---
>  src/gallium/targets/libgl-xlib/Makefile.am | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/src/gallium/targets/libgl-xlib/Makefile.am b/src/gallium/targets/libgl-xlib/Makefile.am
> index 6f966c3aebe2..d2fd2ed7b686 100644
> --- a/src/gallium/targets/libgl-xlib/Makefile.am
> +++ b/src/gallium/targets/libgl-xlib/Makefile.am
> @@ -73,7 +73,8 @@ lib at GL_LIB@_la_LIBADD = \
>         $(top_builddir)/src/gallium/auxiliary/libgallium.la \
>         $(SHARED_GLAPI_LIB) \
>         $(GL_LIB_DEPS) \
> -       $(CLOCK_LIB)
> +       $(CLOCK_LIB) \
> +       $(LIBUNWIND_LIBS)
>
>  if HAVE_GALLIUM_LLVM
>  lib at GL_LIB@_la_LIBADD += $(top_builddir)/src/gallium/drivers/llvmpipe/libllvmpipe.la $(LLVM_LIBS)
> --
> 2.9.3
>